Dover: Martin Truex Jr. ends 54-race winless streak; Ross Chastain in another crash controversy with Kyle Larson; impressions of attending Supercross in Nashville

General impressions of Doveras concerns about tire troubles largely were avoided (1:00); two tires or four to win the race on the final restart (2:30); Martin Truex Jr. holding off Ross Chastain on the final restart (4:30); the bickering between Truex and crew chief James Small (8:00); how it might just be a sign of a good working relationship because it’s the driver and crew chief being their true selves (12:00); what happened in Ross Chastain’s wreck of Brennan Poole that took out Kyle Larson (14:00); why Steve Letarte has more of an issue with Chastain’s apology than what happened on track (17:30); why Steve thinks Chastain finds it necessary to apologize (19:30); will Chastain eventually settle into a Dale Earnhardt-type persona? (21:30); what’s next for Chastain with Kyle Larson and the rest of the field? (24:30); a strong performance for the Toyotas (28:00); Roush Fenway Keselowski Racing’s momentum (30:00); Penske’s up and down day (31:30); Richard Childress Racing’s disappointment after a Talladega win for Kyle Busch (33:00); Austin Dillon’s role as de-facto general manager and heir apparent at RCR and why that help him deal with being outrun by his teammate (36:30); Steve Letarte’s first experience at a Supercross event (40:00); what it was like for Steve calling a race between Supercross legends Ricky Carmichael and James Stewart (44:30).

Visit www.nbcsports.com/nascar and www.nbcsports.com/motors for more NASCAR and motorsports coverage from NBC Sports.